<?php

namespace App\Services\Notification\Adapters;

use App\Models\NotificationChannel;
use App\Models\NotificationDelivery;
use App\Models\User;
use App\Models\UserNotification;
use App\Services\Notification\Contracts\NotificationChannelAdapter;
use Illuminate\Support\Str;
use Illuminate\Validation\ValidationException;

class SystemAdapter implements NotificationChannelAdapter
{
    public function send(NotificationDelivery $delivery): array
    {
        $message = $delivery->message;
        $user = $message->recipient instanceof User
            ? $message->recipient
            : ($message->recipient?->user ?? null);
        if (! $user) {
            throw ValidationException::withMessages(['recipient' => 'Penerima tidak memiliki akun aplikasi.']);
        }

        $notification = UserNotification::create([
            'uuid' => Str::uuid(),
            'tenant_id' => $message->tenant_id,
            'user_id' => $user->id,
            'notification_message_id' => $message->id,
            'title' => $delivery->rendered_subject ?: 'Notifikasi',
            'body' => $delivery->rendered_body,
            'action_url' => data_get($message->context, 'action_url'),
            'icon' => data_get($message->context, 'icon', 'cil-bell'),
        ]);
        $settings = NotificationChannel::where('tenant_id', $message->tenant_id)
            ->where('channel', 'system')->where('enabled', true)->where('is_default', true)
            ->first()?->settings ?? [];
        $maximum = max(20, (int) ($settings['maximum_notifications_per_user'] ?? 500));
        UserNotification::where('user_id', $user->id)
            ->whereNotIn('id', UserNotification::where('user_id', $user->id)->latest('id')->limit($maximum)->pluck('id'))
            ->delete();

        return ['provider_message_id' => $notification->uuid, 'response' => ['stored' => true]];
    }
}